package com.hbm.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.req.UploadVideoRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyun.vod.upload.resp.UploadVideoResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.hbm.commonutils.R;
import com.hbm.servicebase.exceptionhandler.GuliException;
import com.hbm.vod.Utils.ConstantVodUtils;
import com.hbm.vod.Utils.InitVodCilent;
import com.hbm.vod.service.VodService;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;

@Service
public class VodServiceImpl implements VodService {
    @Override
    public String uploadVideoAly(MultipartFile file) {
       try {
           //fileName：上传文件  原始名称会带后缀名 如 a.mp4
           String fileName=file.getOriginalFilename();
           //title：上传之后显示名称 上传之后改的名称 可以与原始名称一样
           String title = fileName.substring(0, fileName.lastIndexOf("."));
           //inputStream：上传文件输入流
           InputStream inputStream = file.getInputStream();
           //上传视频的方法
           UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET, title, fileName,inputStream);
           UploadVideoImpl uploader = new UploadVideoImpl();
           UploadStreamResponse response = uploader.uploadStream(request);

           String videoId=null;
           if (response.isSuccess()) {
               videoId = response.getVideoId();
               System.out.print("VideoId=" + videoId + "\n");
           } else {
               /* 如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因 */
               videoId = response.getVideoId();
               System.out.print("VideoId=" + videoId + "\n");
               System.out.print("ErrorCode=" + response.getCode() + "\n");
               System.out.print("ErrorMessage=" + response.getMessage() + "\n");
           }

           return videoId;

       }catch (Exception e){
           e.printStackTrace();
           return null;
       }
    }

    @Override
    public void removeMoreAlyVideo(List<String> videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitVodCilent.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);
            //创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            //传过来的List数据变成 1 ， 2 ，3
            //可以使用遍历
//            String arr="";
//            for (int i = 0; i < videoIdList.size(); i++) {
//                String s = videoIdList.get(i);
//                if (i==videoIdList.size()-1){
//                    arr+=s;
//                }else {
//                    arr+=s+',';
//                }
//            }

            //使用工具类跟简便
            String arr = StringUtils.join(videoIdList.toArray(), ",");
            //System.out.println("------------------");
            //System.out.println("------------------");
            //System.out.println("arr+"+arr);
            //向request设置视频id
            request.setVideoIds(arr);
            //调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        }catch(Exception e) {
            e.printStackTrace();
            throw new GuliException(20001,"删除视频失败");
        }
    }
}
